Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) Subclass Lulworthiomycetidae Dayar., E.B.G.Jones & K.D.Hyde (2015) Order Koralionastetales Kohlm., Volkm.-Kohlm., J. Campb. & Inderb. (2009) [monotypic] 1 Family Koralionastetaceae Kohlm. & Volkm.-Kohlm. (1987)